Black Bean Tortilla Soup with Avocado Recipe | Mexican Soup

Ingredients

• 3 ripe beef tomatoes
• 2 tbsp olive oil
• 1 large onion, chopped
• 2 garlic cloves, crushed
• 1 hot red chilli, finely diced
• good pinch of smoked sweet paprika
• small bunch of coriander, chopped
• 1 x 400g can black beans, rinsed and drained
• 900ml vegetable stock (broth)
• pinch of brown sugar
• salt and freshly ground black pepper
• 4 tbsp sour cream
• lime wedges, to serve
• 1 ripe avocado
• 75g tortilla chips, roughly crushed
• 50g grated Cheddar or Monterey Jack cheese
• few sprigs of coriander (cilantro), roughly chopped